FunctionMap.lua

--Copyright 2021 The casbin Authors. All Rights Reserved.
--
--Licensed under the Apache License, Version 2.0 (the "License");
--you may not use this file except in compliance with the License.
--You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
--Unless required by applicable law or agreed to in writing, software
--distributed under the License is distributed on an "AS IS" BASIS,
--WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
--See the License for the specific language governing permissions and
--limitations under the License.

local BuiltInFunctions = require("src.util.BuiltInFunctions")

local FunctionMap = {
 ["keyMatch"] = BuiltInFunctions.keyMatchFunc,
 ["keyGet"] = BuiltInFunctions.keyGetFunc,
 ["keyMatch2"] = BuiltInFunctions.keyMatch2Func,
 ["keyGet2"] = BuiltInFunctions.keyGet2Func,
 ["keyMatch3"] = BuiltInFunctions.keyMatch3Func,
 ["keyMatch4"] = BuiltInFunctions.keyMatch4Func,
 ["keyMatch5"] = BuiltInFunctions.keyMatch5Func,
 ["regexMatch"] = BuiltInFunctions.regexMatchFunc,
 ["IPMatch"] = BuiltInFunctions.IPMatchFunc,
 ["globMatch"] = BuiltInFunctions.globMatchFunc,
}

-- FunctionMap provides a set of built in functions
function FunctionMap:new()
 local o = {}
 for k, v in pairs(FunctionMap) do
 o[k] = v
 end
 return o
end

-- Add new built-in function to FunctionMap
function FunctionMap:addFunction(key, func)
 if not self[key] then
 self[key] = func
 end
end

return FunctionMap